More caravan electrics means more convenience and more chance of having to replace a blown fuse or bulb at an awkward moment. the bulb & fuse kit is a neat, practical storage box holding a selection of the most commonly used items. it could rescue many a holiday evening from disaster!. also a legal requirement in some european countries.This kit is a neat, practical storage box holding a comprehensive range of the most commonly used items both inside and out. now includes halogen spotlight bulbs and mains fuses.